/* GEO / SEO 分析台样式（零依赖） */

:root {
  --bg: #0f1216;
  --panel: #171c22;
  --panel2: #1e242c;
  --line: #2a323c;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #F58220;
  --ok: #27AE60;
  --warn: #E67E22;
  --bad: #C0392B;
  --blue: #2E86DE;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
code { background: var(--panel2); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }

.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.strong { color: var(--accent); font-weight: 700; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.topbar-right { display: flex; gap: 10px; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 22px; }

/* ---------- 通用组件 ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 20px; margin-bottom: 18px;
}
.card h1 { margin: 0 0 10px; font-size: 20px; }
.card h2 { margin: 0 0 12px; font-size: 15.5px; color: #cfd8e3; font-weight: 600; }

.btn {
  background: linear-gradient(135deg, #FF9A3C, var(--accent)); color: #fff; border: 0;
  padding: 9px 18px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }

.alert { background: rgba(192, 57, 43, .18); border: 1px solid var(--bad); color: #ffd9d4; padding: 8px 12px; border-radius: 8px; }

.filters { margin-bottom: 16px; }
.filter-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.filter-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; color: var(--muted); }
.filter-form select, .filter-form input {
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; font-size: 14px;
}

.section-date { color: var(--muted); }

/* ---------- 指标卡 ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { display: flex; flex-direction: column; gap: 4px; margin: 0; }
.kpi-label { color: var(--muted); font-size: 12.5px; }
.kpi-value { font-size: 26px; font-weight: 700; letter-spacing: .5px; }
.kpi.ok .kpi-value { color: var(--ok); }
.kpi.warn .kpi-value { color: var(--warn); }

/* ---------- 表格 ---------- */
.tbl { width: 100%; border-collapse: collapse; margin-top: 6px; }
.tbl th, .tbl td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.tbl th { color: var(--muted); font-weight: 500; font-size: 12.5px; }
.tbl tbody tr:hover { background: rgba(255, 255, 255, .025); }
.tbl.compact td, .tbl.compact th { padding: 6px 8px; font-size: 13px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------- 标签 ---------- */
.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--line); }
.tag.ok   { color: #9be7bd; border-color: rgba(39, 174, 96, .5); background: rgba(39, 174, 96, .12); }
.tag.warn { color: #ffd7a3; border-color: rgba(230, 126, 34, .5); background: rgba(230, 126, 34, .12); }
.tag.bad  { color: #ffc2ba; border-color: rgba(192, 57, 43, .55); background: rgba(192, 57, 43, .15); }

/* ---------- 图表 ---------- */
.chart { width: 100%; height: 240px; overflow: visible; }
.chart .grid { stroke: rgba(255, 255, 255, .07); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; text-anchor: end; }
.chart .axis.mid { text-anchor: middle; fill: #cfd8e3; }

.legend { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 10px; font-size: 12.5px; color: #cfd8e3; }
.legend .lg { display: inline-flex; align-items: center; gap: 6px; }
.legend .lg i { width: 12px; height: 3px; border-radius: 2px; display: inline-block; }

/* ---------- 代码块 ---------- */
.code {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 14px; overflow-x: auto; font-size: 13px; color: #cfe3ff;
}

/* ---------- 登录 ---------- */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 12px; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); }
.login-card input {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 12px; color: var(--text); font-size: 14px;
}

.foot { text-align: center; padding: 18px; border-top: 1px solid var(--line); margin-top: 10px; }